There are different types of electricity, and today we are showing you five simple experiments with static electricity you could do at home. We see static electricity around us quite often, and it even builds on us. When we rub our feet on the carpet, we build up static electricity on the surface of our skin. It could make pieces of paper to stick to our feet or even zap something when we touch it. Did you know that lightning is also static electricity? The temperature of a lightning bolt is abo

A new device called LeviPrint uses high-frequency sound waves to levitate objects and build various structures. | CNET